Base | Representation |
---|---|
bin | 1101001100100… |
… | …0000101100110 |
3 | 10212010211202201 |
4 | 3103020011212 |
5 | 103132024020 |
6 | 5254125114 |
7 | 1241300113 |
oct | 323100546 |
9 | 125124681 |
10 | 55345510 |
11 | 292719a0 |
12 | 1665079a |
13 | b60a52c |
14 | 74c990a |
15 | 4cd3a0a |
hex | 34c8166 |
55345510 has 32 divisors (see below), whose sum is σ = 109073952. Its totient is φ = 20052480.
The previous prime is 55345487. The next prime is 55345519. The reversal of 55345510 is 1554355.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55345519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36324 + ... + 37816.
It is an arithmetic number, because the mean of its divisors is an integer number (3408561).
Almost surely, 255345510 is an apocalyptic number.
55345510 is a deficient number, since it is larger than the sum of its proper divisors (53728442).
55345510 is a wasteful number, since it uses less digits than its factorization.
55345510 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1848.
The product of its (nonzero) digits is 7500, while the sum is 28.
The square root of 55345510 is about 7439.4562973379. The cubic root of 55345510 is about 381.0899225846.
Adding to 55345510 its reverse (1554355), we get a palindrome (56899865).
It can be divided in two parts, 55345 and 510, that added together give a palindrome (55855).
The spelling of 55345510 in words is "fifty-five million, three hundred forty-five thousand, five hundred ten".
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